Environmental Technician Certification (ETC)

What is the primary purpose of a Continuous Emissions Monitoring System (CEMS)?

To measure pollutant concentrations in ambient outdoor air To provide real-time measurement of pollutant emissions from a stationary source To collect grab samples of stack gases for laboratory analysis To model the dispersion of pollutants from a facility

Correct Answer:

To provide real-time measurement of pollutant emissions from a stationary source

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